1 files changed, 74 insertions, 0 deletions
diff --git a/scalar_test.go b/scalar_test.go
new file mode 100644
index 0000000..30df997
--- /dev/null
+++ b/scalar_test.go
@@ -0,0 +1,74 @@
+package scalar
+
+import (
+	"net"
+	"reflect"
+	"testing"
+	"time"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func assertParse(t *testing.T, expected interface{}, str string) {
+	v := reflect.New(reflect.TypeOf(expected)).Elem()
+	err := ParseValue(v, str)
+	if assert.NoError(t, err) {
+		assert.Equal(t, expected, v)
+	}
+
+	ptr := reflect.New(reflect.PtrTo(reflect.TypeOf(expected))).Elem()
+	err = ParseValue(ptr, str)
+	if assert.NoError(t, err) {
+		assert.Equal(t, expected, ptr.Elem())
+	}
+
+	assert.True(t, CanParse(v.Type()))
+	assert.True(t, CanParse(ptr.Type()))
+}
+
+func TestParseValue(t *testing.T) {
+	// strings
+	assertParse(t, "abc", "abc")
+
+	// booleans
+	assertParse(t, true, "true")
+	assertParse(t, false, "false")
+
+	// integers
+	assertParse(t, int(123), "123")
+	assertParse(t, int8(123), "123")
+	assertParse(t, int16(123), "123")
+	assertParse(t, int32(123), "123")
+	assertParse(t, int64(123), "123")
+
+	// unsigned integers
+	assertParse(t, uint(123), "123")
+	assertParse(t, byte(123), "123")
+	assertParse(t, uint8(123), "123")
+	assertParse(t, uint16(123), "123")
+	assertParse(t, uint32(123), "123")
+	assertParse(t, uint64(123), "123")
+	assertParse(t, uintptr(123), "123")
+	assertParse(t, rune(123), "123")
+
+	// floats
+	assertParse(t, float32(123), "123")
+	assertParse(t, float64(123), "123")
+
+	// durations
+	assertParse(t, 3*time.Hour+15*time.Minute, "3h15m")
+
+	// IP addresses
+	assertParse(t, net.IPv4(1, 2, 3, 4), "1.2.3.4")
+
+	// MAC addresses
+	assertParse(t, net.HardwareAddr("\x01\x23\x45\x67\x89\xab"), "01:23:45:67:89:ab")
+}
+
+func TestParse(t *testing.T) {
+	var v int
+	err := Parse(&v, "123")
+	require.NoError(t, err)
+	assert.Equal(t, 123, v)
+}